Frequencies for first 10,000 rows of rx6v1c3 variable in namcs2014 dataset :

   For RX6, |
 level 1 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,968       99.68       99.68
        040 |          3        0.03       99.71
        057 |         19        0.19       99.90
        105 |          7        0.07       99.97
        113 |          2        0.02       99.99
        254 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017